Definition: In this task, you are given inputs i,j, and A, where i and j are integers and A is a list. You need to return the sum of all the numerical elements in the list A between the positions i and j (including positions i and j). Return 0 if no numerical element is present in the list between the given ranges. i and j will be non-negative, and will always have a value less than the length of A. i will always be less than j.
Input: 15, 18, ['Q', '4243', 'U', '9909', '1695', 'J', '8967', '301', '3991', '1631', 'S', '8881', 'm', 'E', '667', '6581', 'H', 'b']

7248